| 摘要 |
Disclosed herewith a multi-functional power storage and supply device for providing power to a variety of portable electronic devices includes a housing having a battery mounting surface. A battery pack is electrically and detachably attached to the battery mounting surface of the housing. At least one rechargeable battery is disposed within the battery pack, and is provided with a pair of outputs. A power charging circuit connectable to an external power source is arranged to charge the rechargeable battery with a charging voltage via a charging circuit once the device is connected to a power source. And at least one USB port is connected to the power charging circuit, and which is in turn connected to the outputs of the battery via a boosting circuit for charging an electronic device coupled thereon with the external power source or the power stored in the battery.
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